Portable power supply
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United States of America Patent
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-
Feb 10, 2009
Grant Date -
Sep 21, 2006
app pub date -
Mar 21, 2006
filing date -
Mar 21, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A portable electrochemical power supply for handheld electronic devices, such as cellular telephones, is disclosed. The power supply includes a housing with an electrical connector, a circuit board, and a removable electrochemical cell disposed therein. The circuit board carries power supply circuitry which receives electrical energy from the electrochemical cell and provides a power supply output for powering an external device.
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